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- In this paper starting from the ray path equations of a parabolic defocusing GRIN fiber lens with paraxial conditions, a equation to calculate the effective length of the fibre lens is derived. 從近軸條件下的光線(xiàn)軌跡方程出發(fā),導出了計算拋物型發(fā)散梯度折射率纖維透鏡有效長(cháng)度的方程式,并討論了該纖維透鏡大端、小端對目標成像的孔徑和視場(chǎng)。
- This lens can magnify 20 diameter. 這個(gè)透鏡能放大20倍。
- Some adjustment of the lens may be necessary. 可能有必要調節一下鏡頭。
- Do you have soft contact lens care product? 有沒(méi)有軟性隱型眼鏡保養用品？
- I love my country with every fibre of my being. 我深?lèi)?ài)我的祖國。
- He uses lens to make things appear clearer. 他用鏡片以便看東西更清楚些。
- The lens is often used to make telescopes. 鏡片常被用來(lái)做成望遠鏡。
- Don't smear the lens; I've just polished it. 別把鏡頭弄臟了，我剛剛擦過(guò)。
- Scientists are recommending that people eat more fibre. 科學(xué)家建議人們多吃些纖維素。
- The camera lens must be screened from direct sunlight. 照相機的鏡頭不可受到陽(yáng)光的直射。
- A close- up lens is ideal for taking close- up picture. 近攝鏡用來(lái)拍特寫(xiě)照片最理想。
- In this operation the surgeons implant a new lens (in the eye). 醫生在這次手術(shù)中給病人(眼球)植入了新的水晶體。
- The muscle fibre of this animal is diseased. 這個(gè)動(dòng)物的肌肉纖維產(chǎn)生了病變.
- The gunsight has an infrared lens for night vision. 射擊瞄準器裝有用于夜間視力的紅外線(xiàn)鏡頭。
- He is a man of strong moral fibre. 他是個(gè)道德品性堅強的人。
- Just as a double convex lens enlarges, so a double concave lens reduces. 正象雙凸透鏡可以放大那樣，雙凹透鏡也可以縮小。
- The cutters for fibre strands are simple in design. 原絲切刀造型簡(jiǎn)單。
- Sprinkle a spoonful of bran onto the stew to increase the fibre content. 往燉煮的食物上加一匙麥麩，以增加其纖維含量。
- Choose high fibre, lower-fat foods. 選擇高纖維、低脂肪食物。
- Fibre Channel is not a new technology. 光纖通道也不是一種新技術(shù)。
